Home / 1,444,617,359.20-1,993,694,907.54-818,197,223.68

Finding the Fourth Proportional to 1,444,617,359.20, 1,993,694,907.54 and 818,197,223.68

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Solution

The fourth proportional to 1,444,617,359.20, 1,993,694,907.54 and 818,197,223.68 is: 1,129,181,805.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,617,359.20 : 1,993,694,907.54 = 818,197,223.68 : x
  2. Step 2: Convert to fraction form
    1,444,617,359.20/1,993,694,907.54 = 818,197,223.68/x
  3. Step 3: Cross multiply
    1,444,617,359.20x = 1,993,694,907.54 × 818,197,223.68
  4. Step 4: Simplify right side
    1,444,617,359.20x = 1,631,235,638,214,182,144
  5. Step 5: Solve for x
    x = 1,631,235,638,214,182,144/1,444,617,359.20
  6. Step 6: Final answer
    x = 1,129,181,805.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.